Method findAttributeSlot

source/python.js:10564–10571

(name)

                return slot_idx;
            }
            findAttributeSlot(name) {
                for (let pos = 0; pos < this._attributes.length; pos++) {
                    if (name === this._attributes[pos].name) {
                        return pos;
                    }
                }
                return null;
            }
            findAttribute(name) {
                const slot = this.findAttributeSlot(name);
                if (slot !== null) {